AIS Automatic Identification System

Last edited
22 Jan 2014

Jotron have since 2004 produced Automatic Identification System (AIS). AIS is a broadcast communication system operating in the VHF maritime band, capable of sending ship information to other ships and to shore.

Implementation schedule of AISAll newbuilds must be fitted with AIS after July 1st 2002. Existing ships engaged in international voyage constructed before July 1st 2002 must be fitted according to the following time table:• In the case of passenger ships, not later than July 1, 2003 • In the case of tankers, not later than the first safety equipment survey, after July 1, 2003 • In the case of ships, other than passenger ships and tankers, of 50,000 gross tonnage and upwards, not later than July 1, 2004 • In the case of ships, other than passenger ships and tankers, of 300 gross tonnage and upwards, but less than 50,000 gross tonnage, not later than the first safety equipment survey after July 1, 2004 or by December 31, 2004 whichever occurs earlier • Ships not engaged on international voyages constructed before 1 July 2002, not later than